fix : _ide_helper.php 헬퍼 추가

- 개발 보조 기능

app/Models/MainRequestFlow.php

@@ -3,9 +3,13 @@
 namespace App\Models;
 
 use App\Models\MainRequest;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\MorphTo;
 
+/**
+ * @mixin IdeHelperMainRequestFlow
+ */
 class MainRequestFlow extends Model
 {
     /**